G62.9: Polyneuropathy, unspecified
G62.9, polyneuropathy, unspecified, is listed as a covered diagnosis in 4 Medicare billing and coding articles that apply to 2 HCPCS Level II codes, including G0127 (Trimming of dystrophic nails, any number), G0255 (Current perception threshold/sensory nerve conduction…). The articles come from 4 Medicare contractors. A listed diagnosis supports medical necessity only; coverage still depends on the LCD's criteria and on documentation in the medical record.
HCPCS Level II codes with G62.9 as a covered diagnosis
| Code | Description | Medicare coverage | DMEPOS fee 2026 (state range) | Articles listing it |
|---|---|---|---|---|
| G0127 | Trimming of dystrophic nails, any number | Special coverage instructions apply | — | 2 |
| G0255 | Current perception threshold/sensory nerve conduction test, (snct) per limb, any nerve | Non-covered by Medicare | Not covered | 2 |
Medicare policy articles listing G62.9
- A57954: Billing and Coding: Routine Foot Care (Noridian Healthcare Solutions, LLC (MAC - Part A, MAC - Part B); 1 Level II codes). LCD with the same title: L33941, L35138, L37643
- A52996: Billing and Coding: Routine Foot Care (Novitas Solutions, Inc. (MAC - Part A, MAC - Part B); 1 Level II codes). LCD with the same title: L33941, L35138, L37643
- A57668: Billing and Coding: Nerve Conduction Studies and Electromyography (Wellpoint Federal (MAC - Part A, MAC - Part B); 1 Level II codes). LCD with the same title: L34594, L34859, L35048, L35081
- A56619: Billing and Coding: Nerve Conduction Studies and Electromyography (Palmetto GBA (MAC - Part A, MAC - Part B); 1 Level II codes). LCD with the same title: L34594, L34859, L35048, L35081
A diagnosis listed as covered in a billing and coding article supports medical necessity for the article's codes; it does not guarantee payment. Coverage depends on the LCD's criteria, the contractor's jurisdiction and documentation in the medical record.
Other G62 diagnoses (Other and unspecified polyneuropathies)
- G62.0 — Drug-induced polyneuropathy
- G62.1 — Alcoholic polyneuropathy
- G62.2 — Polyneuropathy due to other toxic agents
- G62.81 — Critical illness polyneuropathy
- G62.82 — Radiation-induced polyneuropathy
- G62.89 — Other specified polyneuropathies
Frequently asked questions
Does Medicare cover G62.9 (Polyneuropathy, unspecified)?
Medicare covers items and services, not diagnoses. 4 Medicare billing and coding articles list G62.9 as a covered diagnosis for 2 HCPCS Level II codes: the diagnosis can support medical necessity for those codes, but payment still depends on the LCD's coverage criteria and the medical record.
Which HCPCS codes can be billed with ICD-10 G62.9?
The Level II codes from the policies most specific to this diagnosis are G0127 (Trimming of dystrophic nails, any number, 2 articles); G0255 (Current perception threshold/sensory nerve conduction…, 2 articles). Code choice depends on the item supplied; check each code's descriptor.
Which Medicare policy articles list G62.9?
A57954 (Billing and Coding: Routine Foot Care); A52996 (Billing and Coding: Routine Foot Care); A57668 (Billing and Coding: Nerve Conduction Studies and Electromyography), and 1 more article.
What is ICD-10-CM code G62.9?
G62.9 is the ICD-10-CM code for polyneuropathy, unspecified, in category G62 (Other and unspecified polyneuropathies), chapter 6: Diseases of the nervous system.
Next steps
- Run a reimbursement report for a device billed under G0127
- Watch G0127 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for G0127
Sources: CMS Medicare Coverage Database billing and coding articles (covered ICD-10 code lists and HCPCS links); ICD-10-CM FY2026; CMS HCPCS Level II release October 2026; CMS DMEPOS fee schedule 2026 (non-rural state fees). Not billing or legal advice.
Chapter 6: Diseases of the nervous system · All diagnoses · HCPCS lookup